Home / 3,391,995.15-4,681,132.46-1,922,188.39

Finding the Fourth Proportional to 3,391,995.15, 4,681,132.46 and 1,922,188.39

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Solution

The fourth proportional to 3,391,995.15, 4,681,132.46 and 1,922,188.39 is: 2,652,721.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391,995.15 : 4,681,132.46 = 1,922,188.39 : x
  2. Step 2: Convert to fraction form
    3,391,995.15/4,681,132.46 = 1,922,188.39/x
  3. Step 3: Cross multiply
    3,391,995.15x = 4,681,132.46 × 1,922,188.39
  4. Step 4: Simplify right side
    3,391,995.15x = 8,998,018,452,558.57
  5. Step 5: Solve for x
    x = 8,998,018,452,558.57/3,391,995.15
  6. Step 6: Final answer
    x = 2,652,721.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.